Umar Ibn Al- Khattab By Sireen 645 BCE Omar ibn Alkhattab's death 638 BCE Umar ibn al-Khattab’s forces conquered Jerusalem 634 BCE He became the second caliph 628 BCE He was a part of Muslims' campaign to Khaybar 627 BCE He participated in the Battle of the Trench and also in the Battle of Banu Qurayza. 625 BCE He took part in the Battle of Uhud 625 BCE Umar's daughter Hafsah was married to Muhammad 624 BCE Umar participated in the first battle between Muslims and Quraish of Mecca i.e., the Battle of Badr 616 BCE Umar converted to Islam 570 BCE Omar ibn Alkhattab was born https://www.timetoast.com/timelines/1418550/edit